We found 2 dictionaries that define the word helical gears:

General (2 matching dictionaries)

1. helical gears: Merriam-Webster
2. helical gears: Collins English Dictionary

▸ Words similar to helical gears ▸ Usage examples for helical gears ▸ Idioms related to helical gears ▸ Wikipedia articles (New!) ▸ Words that often appear near helical gears ▸ Rhymes of helical gears ▸ Invented words related to helical gears